| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 301 | Bishunpur | Salmari SO | 📍 855113 | Balrampur | Post Office - PO |
| 302 | Bishunpur | Siktia BO | 📍 855113 | Azamnagar | Branch Post Office |
| 303 | Bishunpur | Sonaili SO | 📍 855114 | Kadwa | Post Office - PO |
| 304 | Biswaspur | Fatehpur BO | 📍 854335 | Balrampur | Branch Post Office |
| 305 | BMP Family qarter | Katihar Bmp Camp SO | 📍 854106 | katihar | Post Office - PO |
| 306 | Bobra | Millik Palagarh BO | 📍 855114 | Kadwa | Branch Post Office |
| 307 | Bogaragachh | Sauriya BO | 📍 854107 | Kadwa | Branch Post Office |
| 308 | Bohar | Telta BO | 📍 854317 | Balrampur | Branch Post Office |
| 309 | Borni Gorgawan | Sauriya BO | 📍 854107 | Dandkhora | Branch Post Office |
| 310 | Brahampur | Barsoighat SO | 📍 854317 | Barsoi | Post Office - PO |
| 311 | Budhaili | Mahadevpur SO Katihar | 📍 854116 | Pranpur | Post Office - PO |
| 312 | Budhali | Sauriya BO | 📍 854107 | Dandkhora | Branch Post Office |
| 313 | Budhnagar | Budhnagar BO | 📍 854107 | Pranpur | Branch Post Office |
| 314 | Burdhaila | Sonaili SO | 📍 855114 | Kadwa | Post Office - PO |
| 315 | Burhia Tikar | Madarichak BO | 📍 854113 | Manihari | Branch Post Office |
| 316 | Chahatpur | Baltar BO | 📍 855113 | Azamnagar | Branch Post Office |
| 317 | Chakarbarti Milik | Sameli BO | 📍 854101 | Kursela | Branch Post Office |
| 318 | Chakband | Mansahi BO | 📍 854103 | Mansahi | Branch Post Office |
| 319 | Chakdha | Baltar BO | 📍 855113 | Azamnagar | Branch Post Office |
| 320 | Chaklamani | Bathna BO | 📍 854317 | Barsoi | Branch Post Office |
| 321 | Chamaria | Dighri BO | 📍 854106 | Korha | Branch Post Office |
| 322 | Chamrutola | Sankola BO | 📍 855102 | Barsoi | Branch Post Office |
| 323 | Chanchal Tola | Sahja BO | 📍 854107 | Pranpur | Branch Post Office |
| 324 | Chandaili | Kalsar BO | 📍 854337 | Hasanganj | Branch Post Office |
| 325 | Chandhar | Chandpur BO | 📍 855105 | Kadwa | Branch Post Office |
| 326 | Chandi | Barsoighat SO | 📍 854317 | Barsoi | Post Office - PO |
| 327 | Chandpara | Barsoighat SO | 📍 854317 | Barsoi | Post Office - PO |
| 328 | Chandpur | Chandpur BO | 📍 854101 | Sameli | Branch Post Office |
| 329 | Chandpur | Durgaganj SO | 📍 855105 | Kadwa | Post Office - PO |
| 330 | Chandpur | Teghra BO | 📍 855113 | Azamnagar | Branch Post Office |
| 331 | Chandpur Milik | Chandpur BO | 📍 855105 | Sameli | Branch Post Office |
| 332 | Chandwa | Khudna Rupaspur BO | 📍 854303 | Korha | Branch Post Office |
| 333 | Chanpi | Rautara BO | 📍 854337 | Korha | Branch Post Office |
| 334 | Chanpi | Kadwa BO | 📍 855114 | Korha | Branch Post Office |
| 335 | Chapakhor | Chhoghra BO | 📍 855102 | Barsoi | Branch Post Office |
| 336 | Chapra | Sauriya BO | 📍 854107 | Dandkhora | Branch Post Office |
| 337 | charguha | Sahja BO | 📍 854107 | Pranpur | Branch Post Office |
| 338 | Charkhi | Korha SO | 📍 854108 | Korha | Post Office - PO |
| 339 | Chat pokhariya | Sahja BO | 📍 854107 | Pranpur | Branch Post Office |
| 340 | Chatar | Morsanda BO | 📍 854108 | Falka | Branch Post Office |
| 341 | Chatra | Pranpur BO | 📍 854116 | Pranpur | Branch Post Office |
| 342 | Chaudhri Chakla | Khaira BO | 📍 854101 | Sameli | Branch Post Office |
| 343 | Chaugachhi | Gaualtoli BO | 📍 855102 | Barsoi | Branch Post Office |
| 344 | Chaugharia | Salmari SO | 📍 855113 | Azamnagar | Post Office - PO |
| 345 | Chaukharia | Barsoighat SO | 📍 854317 | Barsoi | Post Office - PO |
| 346 | Chauki | Durgaganj SO | 📍 855105 | Kadwa | Post Office - PO |
| 347 | Chaukia Paharpur | Paharpur BO | 📍 854113 | Amdabad | Branch Post Office |
| 348 | Chaulhar | Azamnagar BO | 📍 855113 | Azamnagar | Branch Post Office |
| 349 | Chaulhar Milik | Azamnagar BO | 📍 855113 | Azamnagar | Branch Post Office |
| 350 | Chaumukha | Pranpur BO | 📍 854116 | Pranpur | Branch Post Office |